Animal Phyla - Odd - Chordates

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Chordata

  • Includes common animals such as reptiles, birds, fish, and humans.
  • Majority are vertebrates. However some are invertebrates

  • All Chordates are coelomates

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  • Sea Squirt is an example of an invertebrate animal in Chordata phyla
  • All lizards are cordates along with reptiles
  • Bilateral symmetry

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  • Remember: Chordates have CHORDS down there backs =)
  • 4 defining characteristics of chordates
  • Nodochord (long supporting rod near nerve cord)
  • Pharangeal pouches( for us become lungs, for fish becomes gills)
  • Tail at some point of development
  • Dorsal, hallow nerve cord

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What characteristic do all chordates have in common?

A) dorsal fin
B) exoskeleton
C) nodochord
D) gills